diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 353e988945eb..e89ff2915910 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* graphite-dependences.c (dot_deps): Avoid set but not used warning.
+	(dot_deps_stmt): Same.
+	* graphite-poly.c (dot_lst): Same.
+
 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
 
 	* graphite-blocking.c (scop_do_strip_mine): Do not call
diff --git a/gcc/ChangeLog.graphite b/gcc/ChangeLog.graphite
index f94fc6efae3e..78655a2a558a 100644
--- a/gcc/ChangeLog.graphite
+++ b/gcc/ChangeLog.graphite
@@ -1,3 +1,9 @@
+2010-08-24  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* graphite-dependences.c (dot_deps): Avoid set but not used warning.
+	(dot_deps_stmt): Same.
+	* graphite-poly.c (dot_lst): Same.
+
 2010-08-23  Sebastian Pop  <sebastian.pop@amd.com>
 
 	* graphite-blocking.c (scop_do_strip_mine): Do not call
diff --git a/gcc/graphite-dependences.c b/gcc/graphite-dependences.c
index 8c7a642a7ea7..4f167fbdcb4a 100644
--- a/gcc/graphite-dependences.c
+++ b/gcc/graphite-dependences.c
@@ -956,14 +956,13 @@ dot_deps (scop_p scop)
   /* When debugging, enable the following code.  This cannot be used
      in production compilers because it calls "system".  */
 #if 0
-  int x;
   FILE *stream = fopen ("/tmp/scopdeps.dot", "w");
   gcc_assert (stream);
 
   dot_deps_1 (stream, scop);
   fclose (stream);
 
-  x = system ("dotty /tmp/scopdeps.dot &");
+  system ("dotty /tmp/scopdeps.dot &");
 #else
   dot_deps_1 (stderr, scop);
 #endif
@@ -977,14 +976,13 @@ dot_deps_stmt (scop_p scop)
   /* When debugging, enable the following code.  This cannot be used
      in production compilers because it calls "system".  */
 #if 0
-  int x;
   FILE *stream = fopen ("/tmp/scopdeps.dot", "w");
   gcc_assert (stream);
 
   dot_deps_stmt_1 (stream, scop);
   fclose (stream);
 
-  x = system ("dotty /tmp/scopdeps.dot &");
+  system ("dotty /tmp/scopdeps.dot &");
 #else
   dot_deps_stmt_1 (stderr, scop);
 #endif
diff --git a/gcc/graphite-poly.c b/gcc/graphite-poly.c
index 27215e139886..8af16dea17e8 100644
--- a/gcc/graphite-poly.c
+++ b/gcc/graphite-poly.c
@@ -1855,7 +1855,6 @@ dot_lst (lst_p lst)
   /* When debugging, enable the following code.  This cannot be used
      in production compilers because it calls "system".  */
 #if 0
-  int x;
   FILE *stream = fopen ("/tmp/lst.dot", "w");
   gcc_assert (stream);
 
@@ -1864,7 +1863,7 @@ dot_lst (lst_p lst)
   fputs ("}\n\n", stream);
   fclose (stream);
 
-  x = system ("dotty /tmp/lst.dot &");
+  system ("dotty /tmp/lst.dot &");
 #else
   fputs ("digraph all {\n", stderr);
   dot_lst_1 (stderr, lst);